Which muscle originates on the transverse processes of the first four cervical vertebrae?
A) trapezius
B) levator scapulae
C) pectoralis minor
D) subclavius
B
Explanation:
A) The trapezius originates on the occipital bone.
C) The pectoralis minor originates on the anterior surface of ribs three through five.
D) The subclavius originates on the first rib.
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Indicate whether this statement is true or false.
These vessels hold the largest percentage of the blood supply
A) systemic arteries B) systemic arterioles C) the heart D) pulmonary circuit vessels E) systemic venous system
Which of the following is not true of parietal cells?
A) They contain carbonic anhydrase that converts carbon dioxide and water into carbonic acid. B) They produce bicarbonate by dissociation of carbonic acid. C) They import chloride ions from the interstitial fluid to produce hydrochloric acid in the gastric glands. D) They release bicarbonate into the lumen of gastric glands. E) They release bicarbonate into the interstitial fluid that then enters the bloodstream.
Which of the following is not a distinctive feature of thoracic vertebrae?
A) heart-shaped bodies B) long spinous processes C) contain costals facets D) have transverse processes E) form vertebra prominens